What is the resistance of 2.5 km long aluminum wire with a radius of 0.5mm? The resistivity of aluminum is 2.7×10-18 ohm m. - Quora
What is the length of the wire of the same material whose resistance and diameter are 60 ohms and 3 mm respectively? - Quora
![Resistivity and Resistance Formula, Conductivity, Temperature Coefficient, Physics Problems - YouTube Resistivity and Resistance Formula, Conductivity, Temperature Coefficient, Physics Problems - YouTube](https://i.ytimg.com/vi/PIJTu8z0-_U/sddefault.jpg)